51948440

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{7507}}^1$

素因数の和:7691

約数の個数: 32

約数和(自身を含む): 117575280

約数和(自身を除く): 65626840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 7507, 15014, 30028, 37535, 60056, 75070, 150140, 300280, 1298711, 2597422, 5194844, 6493555, 10389688, 12987110, 25974220, 51948440]

約数ペア:

[(1, 51948440), (2, 25974220), (4, 12987110), (5, 10389688), (8, 6493555), (10, 5194844), (20, 2597422), (40, 1298711), (173, 300280), (346, 150140), (692, 75070), (865, 60056), (1384, 37535), (1730, 30028), (3460, 15014), (6920, 7507)]